CN213822364U

CN213822364U - Pre-protection type limb joint moving device

Info

Publication number: CN213822364U
Application number: CN202022713501.8U
Authority: CN
Inventors: 张国君; 任存刚; 马浩哲; 程晓珂; 李泽帅
Original assignee: Beijing Nanzhongkang Technology Co ltd
Current assignee: Beijing Nanzhongkang Technology Co ltd
Priority date: 2020-11-20
Filing date: 2020-11-20
Publication date: 2021-07-30
Anticipated expiration: 2030-11-20

Abstract

The utility model relates to the technical field of rehabilitation instruments, and provides a pre-protection type limb joint moving device which comprises a base, a driving device arranged on the base, a rotating shaft and a foot support connected with the rotating shaft, wherein the driving device drives the rotating shaft to rotate, the rotating shaft drives the foot support to do circular motion, an adjustable transmission device comprises a reducing wheel and an active wheel, the reducing wheel and the active wheel are driven by a chain or a belt, the driving device drives the active wheel to rotate, and the reducing wheel is arranged on the rotating shaft; set up the adjustment rim plate in the axis of rotation, the reducing wheel is including the wheel body that has the radial groove and the transmission portion in the radial groove that slides, and transmission portion includes the carriage release lever and at the arc piece of carriage release lever one end, and the circumference is provided with the recess that a plurality of leaned out by the centre of a circle on the adjustment rim plate, and the one end that the carriage release lever is close to the axis of rotation is provided with the boss, and the boss stretches into in the recess. Through above-mentioned technical scheme, the problem of joint mobile device lack the protection measure in advance that takes to open and stop among the prior art has been solved.

Description

Pre-protection type limb joint moving device

Technical Field

The utility model relates to a rehabilitation apparatus technical field, it is specific, relate to a protect formula limbs joint head in advance.

Background

The limb movement disorder caused by diseases such as spasm, apoplexy, multiple sclerosis, paraplegia, Parkinson's syndrome, osteoporosis and the like is often required to be applied to a rehabilitation training device, and a patient can enhance the flexibility of the body, reduce the spastic state, keep the walking ability, promote metabolism, blood circulation and enterokinesia, recover the residual strength of muscles and enhance the rehabilitation confidence of the patient by using a joint movement device.

The working method of the joint moving device in the current market is mainly the training method of adding external force to assist the operation by a manual connecting rod, the operator can not exercise the function of the rehabilitation device in a balanced operation by exerting force when using, the training action is single, the training can not be trained in a multi-azimuth intelligent manner, the rehabilitation effect is not obvious, and in the process of joint moving, the initial starting process and the stopping process of the joint moving device are performed, the pre-protection effect on the patient is avoided, the joint moving device is a potential safety hazard to the rehabilitation patient undoubtedly, and based on the above problems, the joint moving device for pre-protecting the patient is urgently needed.

SUMMERY OF THE UTILITY MODEL

The utility model provides a protect formula limbs joint head in advance has solved among the prior art joint head and has lacked the problem to opening the protection measure in advance that stops and take.

The technical scheme of the utility model as follows:

a pre-protection type limb joint moving device comprises a base, a driving device arranged on the base, a rotating shaft and a foot support connected with the rotating shaft, wherein the driving device drives the rotating shaft to rotate;

set up and be in epaxial adjustment rim plate rotates, the reducing wheel is in including the wheel body that has radial groove and slip setting transmission portion in the radial groove, transmission portion includes the carriage release lever and sets up the arc piece of carriage release lever one end, the circumference is provided with the recess that a plurality of leaned out by the centre of a circle on the adjustment rim plate, the carriage release lever is close to the one end of axis of rotation is provided with the boss, the boss stretches into in the recess.

The foot support comprises a foot plate, a binding device and a connecting rod, wherein the binding device and the connecting rod are arranged on the foot plate, one end of the connecting rod is connected with the rotating shaft, the other end of the connecting rod is hinged to the foot plate, two ends of the rotating shaft are conical surfaces, one end of the connecting rod is provided with a conical hole, and the conical hole is tightly attached to the conical surface of the rotating shaft through a fastener.

The binding device comprises a support rod and a binding band, wherein the support rod and the binding band are arranged on the foot plate, and the binding band is arranged on the support rod and the foot plate.

The bracing piece is the telescopic link, the one end that the sole was kept away from to the bracing piece is provided with the supporting pad, the supporting pad is the curved surface.

The counting device is additionally arranged on the rotating shaft and comprises a counting disc and a photoelectric counter, the counting disc is arranged on the rotating shaft, the photoelectric counter is arranged on the base, an open-ended disc is arranged on the counting disc for the circumference, a notch is formed in the photoelectric counter, and the edge of the counting disc extends into the notch.

The base is provided with a control platform, and the control platform controls the starting and stopping of the driving device.

The driving device is a motor and a speed reducer connected with the motor, and the rotating shaft is connected with the speed reducer.

The utility model discloses a theory of operation and beneficial effect do:

the utility model discloses a pre-protection type limb joint moving device, which is structurally characterized in that a driving device is arranged on a base, the driving device drives a rotating shaft to rotate, the rotating shaft drives a connected foot support to do circular motion, the driving device can be one of a motor, a direct current motor and a motor, the adjustable transmission device is formed by a driving wheel and a reducing wheel which are connected by a driving device, the driving wheel drives the reducing wheel to rotate by virtue of a chain or a belt, the reducing wheel is formed by a wheel body, a moving rod, an arc-shaped part and an adjusting disc, the wheel body and the rotating shaft rotate synchronously, the moving rod slides in a radial groove on the wheel body, in addition, the radius change of the arc-shaped part is realized under the driving of the moving rod, the moving rod is provided with a boss, the adjusting disc is provided with a groove, the boss extends into the groove, and the moving rod can be driven to move by rotating the adjusting disc; in the course of the work, through adjustment disc, before starting and stopping, the size of slow adjustment reducing dish, can realize the effect of protection in advance, avoid starting or stopping too fast, cause the patient injured, compare with prior art, adjusting device is simple, and safe and reliable provides omnidirectional protection for the patient, when promoting recovered effect, reduces the potential safety hazard to minimum, has solved among the prior art joint mobile device and has lacked the problem to opening the protection measure in advance who stops and take.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

FIG. 1 is an isometric view of the structure of the present invention;

FIG. 2 is an isometric view of the internal structure of the present invention;

FIG. 3 is a front view of the structure of the present invention;

FIG. 4 is a cross-sectional view taken along A-A of FIG. 3;

FIG. 5 is a top view of the present invention;

FIG. 6 is a cross-sectional view taken along line B-B of FIG. 5;

FIG. 7 is a schematic view of the structure of the reducing wheel of the present invention;

in the figure: 1. the device comprises a base, 2, a driving device, 3, a rotating shaft, 4, a foot plate, 5, a connecting rod, 6, a conical hole, 8, a supporting rod, 9, a binding band, 10, a supporting pad, 11, a driving wheel, 13, a counting disc, 14, a photoelectric counter, 15, a notch, 16, a control console, 17, a motor, 18, a speed reducer, 19, a wheel body, 20, a radial groove, 21, a moving rod, 22, an arc-shaped piece, 23, a groove, 24, a boss, 25 and an adjusting wheel disc.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive work, are related to the scope of the present invention.

As shown in fig. 1 to 7, this embodiment provides a pre-protection type limb joint movement device, which includes a base 1, a driving device 2 disposed on the base 1, a rotation shaft 3, and a foot support connected to the rotation shaft 3, wherein the driving device 2 drives the rotation shaft 3 to rotate, the rotation shaft 3 drives the foot support to perform a circular motion, and further includes an adjustable transmission device, the adjustable transmission device includes a diameter-changing wheel and a driving wheel 11, the diameter-changing wheel and the driving wheel 11 are driven by a chain or a belt, the driving device 2 drives the driving wheel 11 to rotate, and the diameter-changing wheel is disposed on the rotation shaft 3;

add the setting and be in adjustment rim plate 25 in the axis of rotation 3, the reducing wheel is in including wheel body 19 that has radial groove 20 and the setting of sliding transmission portion in the radial groove 20, transmission portion includes carriage release lever 21 and sets up the arc 22 of carriage release lever 21 one end, the circumference is provided with the recess 23 that a plurality of leaned out by the centre of a circle on the adjustment rim plate 25, carriage release lever 21 is close to the one end of axis of rotation 3 is provided with boss 24, boss 24 stretches into in the recess 23.

In the embodiment, a pre-protection type limb joint moving device is disclosed, which has a structure that a driving device 2 is arranged on a base 1, the driving device 2 drives a rotating shaft 3 to rotate a foot support connected with the rotating shaft 3 to do circular motion, the driving device 2 can be one of a motor 17, a direct current motor and a motor, and is additionally provided with an adjustable transmission device, the adjustable transmission device is composed of a driving wheel 11 and a reducing wheel which are connected with the driving device 2, the driving wheel 11 drives the reducing wheel to rotate by a chain or a belt, the reducing wheel is composed of a wheel body 19, a moving rod 21, an arc-shaped part 22 and an adjusting disc, the wheel body 19 and the rotating shaft 3 synchronously rotate, the moving rod 21 slides in a radial groove 20 on the wheel body 19, in addition, the arc-shaped part 22 realizes radius change under the driving of the moving rod 21, the moving rod 21 is provided with a boss 24, the adjusting disc is provided with a groove 23, the boss 24 is deeply inserted into the groove 23, the adjusting disc can be rotated to drive the moving rod 21 to move; in the course of the work, through adjustment disc, before starting and stopping, the size of slow adjustment reducing dish, can realize the effect of protection in advance, avoid starting or stopping too fast, cause the patient injured, compare with prior art, adjusting device is simple, and safe and reliable provides omnidirectional protection for the patient, when promoting recovered effect, reduces the potential safety hazard to minimum, has solved among the prior art joint mobile device and has lacked the problem to opening the protection measure in advance who stops and take.

The foot support comprises a foot plate 4, a binding device arranged on the foot plate 4 and a connecting rod 5, one end of the connecting rod 5 is connected with the rotating shaft 3, the other end of the connecting rod is hinged to the foot plate 4, two ends of the rotating shaft 3 are conical surfaces, one end of the connecting rod 5 is provided with a conical hole 6, and the conical hole 6 is tightly attached to the conical surface of the rotating shaft 3 through a fastener.

In this embodiment, axis of rotation 3 is connected with the foot holds in the palm, it rotates to drive the foot support, the foot holds in the palm and divide into sole 4, connecting rod 5 and binding device, 5 one end of connecting rod are connected with axis of rotation 3, the other end is connected with sole 4, install binding device on the sole, the both ends of axis of rotation 3 are the conical surface, then be provided with bell mouth 6 on the connecting rod 5, utilize the fastener, can be the nut, the bolt one of them, the terminal surface of extrusion connecting rod 5, make the conical surface of bell mouth 6 and axis of rotation 3 of connecting rod 5 compress tightly, produce frictional force through the extrusion, thereby realize fixedly.

The binding device comprises a support rod 8 and a binding band 9 which are arranged on the foot plate 4, and the support rod 8 and the foot plate 4 are both provided with the binding band 9.

In this embodiment, all installed bandage 9 on sole 4 and bracing piece 8, when recovering the exercise, the foot passes through bandage 9 to be fixed on sole 4, and shank portion passes through bandage 9 to be fixed on bracing piece 8, and when axis of rotation 3 rotated, sole 4 and bracing piece 8 carried out circular motion, and sole 4 and bracing piece 8's right angle fixed mode can promote the stability of recovered exercise, when avoiding rotating, drove the limbs and remove not in place, reduces treatment.

The bracing piece 8 is the telescopic link, the one end that the sole 4 was kept away from to bracing piece 8 is provided with supporting pad 10, supporting pad 10 is the curved surface.

In this embodiment, bracing piece 8 is the telescopic link, is keeping away from the one end of sole 4 simultaneously, still is provided with supporting pad 10 on the bracing piece 8, and supporting pad 10 is the curved surface shape, and the use is, and limbs and the laminating of supporting pad 10 can play the supporting role around the limbs, also can further promote the precision that limbs were taken exercise at the rotatory in-process, promote treatment.

The rotating shaft 3 is additionally provided with a counting device, the counting device comprises a counting disc 13 arranged on the rotating shaft 3 and a photoelectric counter 14 arranged on the base 1, the counting disc 13 is a circular disc with an opening formed in the circumference, a notch 15 is formed in the photoelectric counter 14, and the edge of the counting disc 13 extends into the notch 15.

In this embodiment, counting assembly has still been installed on axis of rotation 3, counting assembly's the break-make of signal realizes counting function when photoelectric detection device detects one and possesses open-ended disc and rotates, counting disc 13 is installed in axis of rotation 3, axis of rotation 3 rotates with counting disc 13 is synchronous, the edge of counting disc 13 deepens in photoelectric counter 14's breach 15, photoelectric counter 14 can be put through to the opening on counting disc 13, photoelectric counter 14 then can be disconnected to counting disc 13's disk body, thereby realize counting function, counting disc 13 turning block, then data increase is fast, counting disc 13 rotates slowly, then data increase slowly, through the speed to counting disc 13 quantity growth, can judge the speed of rotational speed, thereby provide more scientific exercise scheme for the patient.

The device further comprises a control platform 16 arranged on the base 1, and the control platform 16 controls the starting and stopping of the driving device 2.

In this embodiment, a console 16 is further installed on the base 1, and the start and stop of the driving device 2 can be controlled through the console 16, so that the operability and visualization of the lifting device are realized.

The driving device 2 is composed of a motor 17 and a speed reducer 18 connected with the motor 17, and the rotating shaft 3 is connected with the speed reducer 18.

In this embodiment, drive arrangement 2 is the combination of motor 17 and reduction gear 18, can insert the PLC control through motor 17, plays the effect that the speed of accurate control start-stop was stopped, and in addition, motor 17 can also control rotational speed and moment of torsion, plays the effect of best exercise.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A pre-protection type limb joint moving device comprises a base (1), a driving device (2) arranged on the base (1), a rotating shaft (3) and a foot support connected with the rotating shaft (3), wherein the driving device (2) drives the rotating shaft (3) to rotate, the rotating shaft (3) drives the foot support to do circular motion, the pre-protection type limb joint moving device further comprises an adjustable transmission device, the adjustable transmission device comprises a reducing wheel and a driving wheel (11), the reducing wheel and the driving wheel (11) are in transmission through a chain or a belt, the driving device (2) drives the driving wheel (11) to rotate, and the reducing wheel is arranged on the rotating shaft (3);

its characterized in that sets up adjustment rim plate (25) on axis of rotation (3) are add, the reducing wheel is in including wheel body (19) and the slip setting that has radial groove (20) transmission portion in radial groove (20), transmission portion includes carriage release lever (21) and sets up arc (22) of carriage release lever (21) one end, the circumference is provided with recess (23) that a plurality of leaned out by the centre of a circle on adjustment rim plate (25), carriage release lever (21) are close to the one end of axis of rotation (3) is provided with boss (24), boss (24) stretch into in recess (23).

2. The pre-protected type limb joint movement device according to claim 1, wherein the foot rest comprises a foot plate (4), a binding device arranged on the foot plate (4) and a connecting rod (5), one end of the connecting rod (5) is connected with the rotating shaft (3), the other end of the connecting rod is hinged with the foot plate (4), two ends of the rotating shaft (3) are conical surfaces, one end of the connecting rod (5) is provided with a conical hole (6), and the conical hole (6) is tightly attached to the conical surface of the rotating shaft (3) by means of a fastener.

3. The pre-protected limb joint movement device according to claim 2, characterized in that the binding means comprise a support bar (8) and a binding strap (9) arranged on the foot plate (4), the support bar (8) and the foot plate (4) each being provided with a binding strap (9).

4. The pre-protected limb joint movement device according to claim 3, wherein the support rod (8) is a telescopic rod, a support pad (10) is arranged at one end of the support rod (8) far away from the foot plate (4), and the support pad (10) is a curved surface.

5. The pre-protected limb joint movement device according to claim 1, wherein a counting device is further added on the rotating shaft (3), the counting device comprises a counting disc (13) arranged on the rotating shaft (3) and a photoelectric counter (14) arranged on the base (1), the counting disc (13) is a circular disc with an opening arranged on the circumference, a gap (15) is arranged on the photoelectric counter (14), and the edge of the counting disc (13) extends into the gap (15).

6. The pre-protected limb joint movement apparatus according to claim 1, further comprising a console (16) disposed on the base (1), wherein the console (16) controls the start and stop of the driving apparatus (2).

7. The pre-protected limb joint movement device according to claim 1, wherein the driving device (2) is a reducer (18) in which a motor (17) is connected to the motor (17), and the rotating shaft (3) is connected to the reducer (18).